| PHOTOVOLT | DIFFERENCE | USDA | ||||
| Clone | Stem | Bud | Average | STEM - BUD | COLOR | |
| 1 | Ranger Russet | 34.1 | 44.5 | 39.3 | 10.7 | 0 |
| 2 | Russet Burbank | 42.4 | 46.6 | 44.5 | 5.2 | 0 |
| 3 | Russet Norkotah | 38.5 | 43.6 | 41.1 | 6.3 | 0 |
| 4 | Shepody | 45.9 | 50.7 | 48.3 | 7.0 | 0 |
| 5 | A95409-1 | 45.9 | 47.8 | 46.8 | 3.1 | 0 |
| 6 | A96104-2 | 44.1 | 49.9 | 47.0 | 6.9 | 0 |
| 7 | A97287-6 | 53.0 | 54.3 | 53.7 | 6.1 | 0 |
| 8 | AC96052-1RU | 54.7 | 55.5 | 55.1 | 2.7 | 0 |
| 9 | AO96141-3 | 51.6 | 50.5 | 51.1 | 2.9 | 0 |
| 10 | AO96164-1 | 44.2 | 48.6 | 46.4 | 5.0 | 0 |
| 11 | AOA95154-1 | 40.9 | 47.8 | 44.4 | 7.5 | 0 |
| 12 | AOA95155-7 | 50.2 | 53.8 | 52.0 | 5.5 | 0 |
| 13 | AOTX95265-2ARu | 40.0 | 46.4 | 43.2 | 7.1 | 0 |
| 14 | AOTX95265-3Ru | 40.8 | 44.7 | 42.7 | 5.4 | 0 |
| 15 | AOTX95265-4Ru | 36.6 | 39.8 | 38.2 | 4.0 | 0 |
| 16 | CO95172-3RU | 40.4 | 45.3 | 42.9 | 6.0 | 0 |
| 17 | CO97087-2RU | 50.5 | 51.1 | 50.8 | 2.2 | 0 |
| 18 | CO97138-3RU | 33.3 | 43.4 | 38.4 | 10.2 | 0 |
| 19 | CO97138-7RU | 32.7 | 35.9 | 34.3 | 4.2 | 0 |
| 20 | TXA549-1Ru | 43.3 | 45.7 | 44.5 | 3.7 | 0 |
| LSD 0.05 | 2.6 | 3.4 | ||||
| Average | 43.1 | 47.3 | 45.2 | 5.6 | 0 | |
| * Average of 12 individual tuber absolute differences | ||||||
| Planting date: | April 4 | |||||
| Harvest date: | August 8 | |||||
| Fried on: | August 10 | |||||